.left-nav {
    width: var(--left-div-width);
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background: var(--main-color);
    z-index: 1;
    display: flex;
    flex-direction: column;
    user-select: none;
    backdrop-filter: blur(4px);
    box-shadow: 1px 2px 6px var(--main-color);
}

cite {
    font-style: normal;
}

.left-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    flex: 1;
    overflow-y: auto;
}

.left-nav .row {
    height: 56px;
    width: 100%;
    color: rgba(255, 255, 255, 0.5);
    font-size: 16px;
    /* font-family: PingFangSC-Regular; */
    font-weight: 400;
    line-height: 56px;
    /* text-align: center; */
}

.left-nav #nav li {
    margin-bottom: 10px;
}

.left-nav #nav li:hover {
    background: rgba(5, 14, 17, 0.25);
}

.left-nav #nav .current {
    background-color: rgba(0, 0, 0, 0.3);
}

.left-nav #nav li a {
    font-size: 14px;
    padding: 0 15px 0 20px;
    display: flex;
    cursor: pointer;
    line-height: 56px;
}

.left-nav #nav li a cite {
    flex: 1;
    font-size: 14px;
    color: #fff;
    line-height: 56px;
}

.left-nav #nav li a i {
    color: #fff;
    font-size: 20px;
}


.left-nav #nav li .sub-menu {
    /*background: rgba(0, 0, 0, .15);*/
    display: none;
    overflow: hidden;
}

.left-nav #nav .opened {
    background: rgba(0, 0, 0, 0.15);;
    display: block;
}

.left-nav #nav li .opened:hover {
    background: transparent;
}

.left-nav #nav li .opened .current {
}

/*自菜单悬浮颜色*/
.left-nav #nav li .sub-menu li:hover {
    background: rgba(0, 0, 0, 0.25);
    /*background: linear-gradient(270deg, rgba(10, 30, 40, 0) 0%, rgba(77, 93, 100, 0.45) 100%);*/
}

.left-nav #nav li .sub-menu li a {
    display: flex;
    height: 56px;
    padding: 0 15px 0 40px;
    font-size: 14px;
    cursor: pointer;
}


.left-nav #nav li .sub-menu li a cite {
    color: rgba(255, 255, 255, 0.7);
}

.left-nav #nav li .sub-menu li a.selected cite {
    color: #fff;
}

.left-nav #nav li .sub-menu li a.selected {
    /*background: linear-gradient(270deg, rgba(18, 32, 66, 0) 0%, rgba(12, 16, 35, 0.45) 100%);*/
    background: rgba(0, 0, 0, 0.25);
    position: relative;
}

.left-nav #nav li .sub-menu li a.selected::before {
    position: absolute;
    height: 100%;
    width: 4px;
    background: rgb(23, 148, 40);
    box-shadow: 0 2px 10px 0 rgba(0, 0, 0, 0.2);
    content: '';
    left: -0px;
}

.left-nav #nav li .sub-menu li .sub-menu li a {
    padding-left: 45px;
}

.left-nav #nav li .sub-menu li a:hover {
    color: #148cf1;
}

.left-nav #nav li .sub-menu li a i {
    font-size: 16px;
}

.left-nav #nav li a i {
    padding-right: 10px;
    line-height: 56px;
}

.left-nav #nav li .nav_right {
    float: right;
    font-size: 16px;
}

.left-nav .light {
    width: 18px;
    height: 18px;
    margin-right: 10px;
    margin-top: 19px;
    border-radius: 50%;
}


.light-yellow {
    color: var(--status-yellow-color)
}

.light-green {
    color: var(--status-green-color)
}

.light-red {
    color: var(--status-red-color)
}

.status-green i::before {
    color: var(--status-green-color)
}

.status-yellow i::before {
    color: var(--status-yellow-color)
}

.status-red i::before {
    color: var(--status-red-color)
}


.left-nav .search {
    padding: 10px 20px;
    position: relative;
}

.left-nav .search i {
    position: absolute;
    top: 18px;
    left: 30px;
}

.left-nav .search i::before {
    color: rgba(255, 255, 255, 0.3);;
}

.left-nav .search input {
    width: 100%;
    height: 30px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    margin: 0;
    color: #fff;
    padding: 0 30px;
    outline: none;
    box-sizing: border-box;
}

.left-nav .search input:focus {
    border: 1px solid rgba(255, 255, 255, 0.7);
}

.left-nav .time {
    height: var(--left-div-width);
    margin-bottom: 15px;
    border-top: 1px solid #666;
}

.left-nav .date {
    position: fixed;
    left: 0;
    bottom: 0;
    width: var(--left-div-width);
    height: 35px;
    line-height: 35px;
    text-align: center;
    font-size: 16px;
    color: #fff;
    margin-bottom: 5px;
}